---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8747 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 566 12260 0 3212 15143 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6a:b4:46 brd ff:ff:ff:ff:ff:ff inet 10.30.106.44/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe6a:b446/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8747) 06/06/26 _x86_64_ (4 CPU) 07:55:27 LINUX RESTART (4 CPU) 07:56:00 tps rtps wtps bread/s bwrtn/s 07:57:01 335.41 34.69 300.72 1263.85 44599.15 07:58:01 529.78 16.78 513.00 1256.46 31928.68 07:59:01 8.15 0.00 8.15 0.00 1221.40 08:00:01 1.52 0.00 1.52 0.00 93.18 Average: 219.20 12.96 206.24 632.73 19565.93 07:56:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:57:01 12662232 15066696 3762736 22.91 106816 2445188 1535520 8.79 1173508 2282672 606688 07:58:01 11667340 14427596 4757628 28.97 129944 2726008 2270636 12.99 1904784 2485768 16784 07:59:01 9807044 12583260 6617924 40.29 130512 2739364 4086632 23.39 3725748 2497420 588 08:00:01 11605228 14388152 4819740 29.34 130556 2745908 2283752 13.07 1946408 2503948 5080 Average: 11435461 14116426 4989507 30.38 124457 2664117 2544135 14.56 2187612 2442452 157285 07:56:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:57:01 lo 4.59 4.59 0.82 0.82 0.00 0.00 0.00 0.00 07:57:01 ens3 267.47 193.56 3228.37 31.44 0.00 0.00 0.00 0.00 07:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:58:01 ens3 59.97 40.63 376.87 6.66 0.00 0.00 0.00 0.00 07:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 ens3 0.33 0.17 0.07 0.26 0.00 0.00 0.00 0.00 08:00:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:00:01 ens3 0.70 0.18 0.09 0.15 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 82.90 59.20 911.10 9.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8747) 06/06/26 _x86_64_ (4 CPU) 07:55:27 LINUX RESTART (4 CPU) 07:56:00 CPU %user %nice %system %iowait %steal %idle 07:57:01 all 24.04 0.00 2.68 2.70 0.07 70.52 07:57:01 0 31.73 0.00 3.55 3.25 0.08 61.38 07:57:01 1 25.43 0.00 1.94 1.04 0.07 71.53 07:57:01 2 19.82 0.00 1.71 2.99 0.07 75.42 07:57:01 3 19.16 0.00 3.51 3.51 0.07 73.76 07:58:01 all 31.87 0.00 2.74 1.68 0.10 63.61 07:58:01 0 25.52 0.00 2.47 0.50 0.10 71.40 07:58:01 1 40.23 0.00 3.39 5.53 0.12 50.73 07:58:01 2 31.32 0.00 1.79 0.15 0.08 66.66 07:58:01 3 30.45 0.00 3.34 0.57 0.10 65.54 07:59:01 all 45.41 0.00 0.94 0.08 0.10 53.48 07:59:01 0 46.19 0.00 0.97 0.00 0.10 52.74 07:59:01 1 59.13 0.00 1.09 0.25 0.10 39.43 07:59:01 2 43.23 0.00 0.70 0.00 0.10 55.97 07:59:01 3 33.05 0.00 1.01 0.05 0.08 65.81 08:00:01 all 30.35 0.00 0.38 0.01 0.10 69.17 08:00:01 0 36.61 0.00 0.30 0.00 0.08 63.00 08:00:01 1 17.63 0.00 0.40 0.00 0.10 81.87 08:00:01 2 38.17 0.00 0.40 0.00 0.08 61.35 08:00:01 3 29.00 0.00 0.42 0.03 0.12 70.43 Average: all 32.88 0.00 1.69 1.12 0.09 64.22 Average: 0 34.99 0.00 1.83 0.95 0.09 62.14 Average: 1 35.55 0.00 1.70 1.69 0.10 60.96 Average: 2 33.08 0.00 1.15 0.79 0.08 64.89 Average: 3 27.89 0.00 2.07 1.05 0.09 68.90